Home / 107,892,214.20-161,838,321.30-98,964,005.40

Finding the Fourth Proportional to 107,892,214.20, 161,838,321.30 and 98,964,005.40

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Solution

The fourth proportional to 107,892,214.20, 161,838,321.30 and 98,964,005.40 is: 148,446,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892,214.20 : 161,838,321.30 = 98,964,005.40 : x
  2. Step 2: Convert to fraction form
    107,892,214.20/161,838,321.30 = 98,964,005.40/x
  3. Step 3: Cross multiply
    107,892,214.20x = 161,838,321.30 × 98,964,005.40
  4. Step 4: Simplify right side
    107,892,214.20x = 16,016,168,503,060,138
  5. Step 5: Solve for x
    x = 16,016,168,503,060,138/107,892,214.20
  6. Step 6: Final answer
    x = 148,446,008.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.